public class TvDemo {

	public static void main(String[] args) {

		Tv Tv1 = new Tv();

		Tv1.brand = "sony";
		Tv1.type = "LED";
		Tv1.screenSize = 45;
		System.out.println("The Tv is power on =" + Tv1.isPowerOn);

		Tv1.displayResult();
		int soundLevel = Tv1.increaseSoundLevel(5);
		System.out.println("displayScreen= " + soundLevel);

		Tv1.displayChannelName();
		if (Tv1.isSportsChannel(4)) {

			Tv1.isPowerOn = false;

		}

		System.out.println("The Tv is power on =" + Tv1.isPowerOn);

	}

}
